MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a0f18a6b763f86f6559a4c10aff2e78c33227d904bbb63ee93e4de8f42e2f05c. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

Smoke Loader

Vendor detections: 10

Intelligence 10 IOCs YARA File information Comments

SHA256 hash:	a0f18a6b763f86f6559a4c10aff2e78c33227d904bbb63ee93e4de8f42e2f05c
SHA3-384 hash:	20dcda6943f695f9d5e19e39b0b7d5ebc85fe8ef11d52289f7636767ad84d619259e70b7f9580cb1c0b06508ab10e000
SHA1 hash:	65bec26c672532bcdf15f49cf3e36e46689ec729
MD5 hash:	8388a68ddb3668eeb4411041e21483ff
humanhash:	michigan-orange-maine-colorado
File name:	8388a68ddb3668eeb4411041e21483ff.exe
Download:	download sample
Signature	Smoke Loader Create hunting rule
File size:	318'464 bytes
First seen:	2022-01-12 10:57:22 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	82f42ac237dfffea7a5652b206917cc6 (3 x Smoke Loader, 1 x RedLineStealer, 1 x RaccoonStealer)
ssdeep	6144:poJjZE3+3h2TmeEg/aA6gYBk+4dJw2O8gpFbXKYSaUWPc3Z:poJje37UBk+EmN8gje3aUWP
TLSH	T125649D10BBA0D035F1B711F445BA93ACB63E3AA15B3491CF13D52AEA56786E0EC3171B
File icon (PE):
dhash icon	25ac1378399b9b91 (28 x Smoke Loader, 24 x Amadey, 21 x RedLineStealer)
Reporter	abuse_ch
Tags:	Dofoil exe Smoke Loader

Intelligence

File Origin

# of uploads :

# of downloads :

431

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

8388a68ddb3668eeb4411041e21483ff.exe

Verdict:

Suspicious activity

Analysis date:

2022-01-12 11:53:12 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/77904342-9c15-48e4-b805-4fa8f659393b

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/218694/

Detection(s):

SecuriteInfo.com.Trojan.Siggen16.31352.18375.28984.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

DNS request

Searching for synchronization primitives

Reading critical registry keys

Sending a custom TCP request

Сreating synchronization primitives

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

Sending an HTTP GET request

Creating a file in the %temp% directory

Creating a process from a recently created file

Searching for analyzing tools

Searching for the window

Creating a file

Creating a process with a hidden window

Launching the default Windows debugger (dwwin.exe)

Running batch commands

Launching a process

Query of malicious DNS domain

Unauthorized injection to a system process

Enabling autorun by creating a file

Sending an HTTP POST request to an infection source

Forced shutdown of a browser

Gathering data

Result

Verdict:

UNKNOWN

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Malware family:

Generic Malware

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/a1241642-ee5b-4221-8d16-0951c6f5bc78

Result

Threat name:

Amadey Djvu Raccoon RedLine SmokeLoader

Detection:

malicious

Classification:

rans.troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/919176

Signature

.NET source code contains method to dynamically call methods (often used by packers)

.NET source code references suspicious native API functions

Antivirus detection for dropped file

Antivirus detection for URL or domain

Benign windows process drops PE files

Changes security center settings (notifications, updates, antivirus, firewall)

Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))

Checks if the current machine is a virtual machine (disk enumeration)

Contains functionality to detect sleep reduction / modifications

Contains functionality to inject code into remote processes

Creates a thread in another existing process (thread injection)

Deletes itself after installation

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Drops executables to the windows directory (C:\Windows) and starts them

Found evasive API chain (may stop execution after checking computer name)

Found evasive API chain (may stop execution after checking locale)

Found evasive API chain (may stop execution after checking mutex)

Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)

Hides that the sample has been downloaded from the Internet (zone.identifier)

Injects a PE file into a foreign processes

Machine Learning detection for dropped file

Machine Learning detection for sample

Maps a DLL or memory area into another process

Modifies the windows firewall

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

PE file has nameless sections

Performs DNS queries to domains with low reputation

Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)

Sigma detected: Copying Sensitive Files with Credential Data

Sigma detected: Suspect Svchost Activity

Sigma detected: Suspicious Svchost Process

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

System process connects to network (likely due to code injection or exploit)

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to evade analysis by execution special instruction which cause usermode exception

Uses netsh to modify the Windows network and firewall settings

Yara detected Amadey bot

Yara detected Djvu Ransomware

Yara detected Raccoon Stealer

Yara detected RedLine Stealer

Yara detected SmokeLoader

Yara detected Tofsee

Yara detected Vidar

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a0f18a6b763f86f6559a4c10aff2e78c33227d904bbb63ee93e4de8f42e2f05c/

Threat name:

Win32.Trojan.Raccrypt

Status:

Malicious

First seen:

2022-01-12 07:50:16 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

36 of 43 (83.72%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=udyyu23wh6dpmvm2jqik74xhrqzse7mqjo5wh3ut4tpi6qxc6boa._file

Result

Malware family:

xmrig

Score:

10/10

Tags:

family:amadey family:arkei family:raccoon family:smokeloader family:tofsee family:vidar family:xmrig botnet:1125 botnet:565 backdoor collection discovery evasion miner persistence spyware stealer suricata trojan

Link:

https://tria.ge/reports/220112-m2t5zscdep/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Creates scheduled task(s)

Delays execution with timeout.exe

Kills process with taskkill

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Enumerates physical storage devices

Program crash

Launches sc.exe

Drops file in System32 directory

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Accesses 2FA software files, possible credential harvesting

Accesses Microsoft Outlook profiles

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Deletes itself

Loads dropped DLL

Reads user/profile data of web browsers

Creates new service(s)

Downloads MZ/PE file

Executes dropped EXE

Modifies Windows Firewall

Sets service image path in registry

Arkei Stealer Payload

Vidar Stealer

XMRig Miner Payload

Amadey

Arkei

Raccoon

SmokeLoader

Suspicious use of NtCreateProcessExOtherParentProcess

Tofsee

Vidar

Windows security bypass

suricata: ET MALWARE Amadey CnC Check-In

suricata: ET MALWARE DNS Query Sinkhole Domain Various Families (Possible Infected Host)

suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious

suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

xmrig

Malware Config

C2 Extraction:

http://host-data-coin-11.com/
http://file-coin-host-12.com/
http://srtuiyhuali.at/
http://fufuiloirtu.com/
http://amogohuigotuli.at/
http://novohudosovu.com/
http://brutuilionust.com/
http://bubushkalioua.com/
http://dumuilistrati.at/
http://verboliatsiaeeees.com/
patmushta.info
parubey.info
https://noc.social/@banda5ker
https://mastodon.social/@banda6ker
185.215.113.35/d2VxjasuwS/index.php